Home / 4,261.97-6,394.50-1,489.05

Finding the Fourth Proportional to 4,261.97, 6,394.50 and 1,489.05

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Solution

The fourth proportional to 4,261.97, 6,394.50 and 1,489.05 is: 2,234.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.97 : 6,394.50 = 1,489.05 : x
  2. Step 2: Convert to fraction form
    4,261.97/6,394.50 = 1,489.05/x
  3. Step 3: Cross multiply
    4,261.97x = 6,394.50 × 1,489.05
  4. Step 4: Simplify right side
    4,261.97x = 9,521,730.23
  5. Step 5: Solve for x
    x = 9,521,730.23/4,261.97
  6. Step 6: Final answer
    x = 2,234.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.